All 56 actors in both Fire Country and The Flash
56 actors have appeared in both Fire Country and The Flash, across 261 episodes. The most-credited is Morena Baccarin, Deputy Sheriff Mickey Fox, Mickey Fox in Fire Country and Gideon in The Flash.
| Actor | In Fire Country | In The Flash | Eps | Eps |
|---|---|---|---|---|
| Morena Baccarin | Deputy Sheriff Mickey Fox, Mickey Fox | Gideon | 5 | 14 |
| Carlo Fortin | Ames | FBI Agent | 17 | 1 |
| Neil Webb | Zachary | Gat | 1 | 3 |
| Andy Nez | Seth | Brent Osmack / Plant Foreman | 1 | 2 |
| Anthony Joseph | Hank (Hoist Operator) | Carver | 1 | 3 |
| Mark Krysko | Lonnegan | Security Guard #1 | 5 | 1 |
| Paul Moniz de Sa | Tom "Gil" Gilmore | Jeweler | 3 | 1 |
| Osric Chau | Kenji | Ryan Choi | 1 | 3 |
| Alex Désert | Rudy | Capt. Julio Mendez | 1 | 2 |
| Leanne Buchanan | Female Rider | Hostage #2, Outdoor Cart Barista | 1 | 2 |
| Seth Ranaweera | Rohan | Co-Worker #1 | 2 | 1 |
| Amanda Khan | Dr. Sarla Khan | Jude Washington | 1 | 1 |
| Catherine Lough Haggquist | Governor Kelly | Vickie Bolen | 1 | 1 |
| Dan Payne | Craig | Shay Lamden | 1 | 1 |
| Daniel Cudmore | Bobby Bro | William Lang / Gridlock | 1 | 1 |
| Dominique Robinson | C.O. Kilbane | Officer Matlin | 3 | 1 |
| Osmond Bramble | Prison Guard | Bouncer, Harold, Uniform With Junkie | 1 | 3 |
| Rob Compton | Nurse | Detective Rowell, Police Officer #1 | 1 | 2 |
| Andrea Brooks | Naomi | Eve Teschmacher | 1 | 1 |
| Bruce Crawford | Derek Ellis | JP Chipera, Security Guard #2 | 1 | 2 |
| Derek Kwan | C.O. Lee | Uniformed Cop | 1 | 1 |
| Fraser Aitcheson | Team Leader | City Worker #2, Criminal Passenger, Prison Gang-Goon #1 | 1 | 3 |
| Helenna Santos | Mimi | Nurse Shelley | 1 | 2 |
| Jessie Fraser | Lindsey | Nurse | 1 | 1 |
| Lisa Chandler | Ali | Hazmat Woman | 1 | 1 |
| Paul Almeida | ND Trainee | Uniform Cop #1 | 1 | 2 |
| Peter Bryant | Sheriff Greg Dunning | Fire Chief | 1 | 1 |
| Stephen Lobo | Charles | Jim Corrigan / The Spectre | 1 | 1 |
| Simon C. Hussey | Sheriff's Deputy | Security Guard #1 | 2 | 1 |
| Evelyn Chew | Injured Woman | Woman | 1 | 1 |
| Kareem Malcolm | Ian | Male Uni | 1 | 1 |
| Michael St. John Smith | Sheriff Fred Watkins | Harbor Police Chief | 1 | 1 |
| Paul Jarrett | Don | General Matthew McNally | 1 | 1 |
| Tommy Europe | ATF Agent #2 | Security Guard | 1 | 1 |
| Andre Scott | ND Firefighter | Officer Jerry | 1 | 1 |
| Curtis Braconnier | EV Driver | Jewel Thief | 1 | 1 |
| Julianne Christie | Kate Ricci | Warden Del Toro | 1 | 1 |
| Kaare Anderson | Charles | Middle-Aged Man | 1 | 1 |
| Michelle Choi-Lee | Ana Koh | Teller | 1 | 1 |
| Quinnie Vu | Emma | Bank Teller | 1 | 1 |
| Tim Zhang | Reporter #2 | Anxious Meta | 1 | 1 |
| Vivin Oommen | E.R. Doc | Secondary Council | 1 | 1 |
| Christopher Rosamond | Chief Dillon | Thug #1 | 1 | 1 |
| Daylin Willis | Marqui | Ivo Employee | 1 | 1 |
| J. Douglas Stewart | Oxalta Rep | Fire Chief | 1 | 1 |
| Shayn Walker | ND Inmate | Police Armorer | 1 | 1 |
| Teana-Marie Smith | Woman (Crying) | Dr. Lockett | 1 | 1 |
| Darcy Hinds | Bronson | McCulloch Guard | 1 | 1 |
| Elizabeth Weinstein | Kaye Amis | Financial Advisor | 1 | 1 |
| Fabian Gujral | D.A. Anurag Nehru | Pilot | 1 | 1 |
| Sam Krochmal | Caleb Henderson | Parker | 1 | 1 |
| Brendon Zub | Kai | Kyle | 1 | 1 |
| Josh Dohy | EMT #1 | Man in Bed | 1 | 1 |
| Patrick Keating | Isaiah | Older Man | 1 | 1 |
| Tyson Arner | Jimmy | Emerson Fairweather | 1 | 1 |
| Leo Chiang | C.O. | Yakuza Baddie | 1 | 1 |
Cast data from TVmaze, licensed CC BY-SA 4.0.